Evolution inevitably involves the creation of new problems, and the big tech stories of the year show that this goes for IT just like anything else. While the internet has brought the world closer together, it also paved the way for fake news and new forms of espionage. The rise of AI has humans worried about being replaced. Chip makers are consolidating and scrambling to retool to meet the demands of virtual reality and the internet of things. And while Apple removed legacy ports on its new devices, a lot of users are grumbling about needing adapters for their favorite headphones and other peripherals. It's been a big year for trade-offs like this. Here are the IDG News Service's picks for the top 10 tech stories of the year.